144344468 has 6 divisors (see below), whose sum is σ = 252602826. Its totient is φ = 72172232.

The previous prime is 144344419. The next prime is 144344471. The reversal of 144344468 is 864443441.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 105431824 + 38912644 = 10268^2 + 6238^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18043055 + ... + 18043062.

It is an arithmetic number, because the mean of its divisors is an integer number (42100471).

Almost surely, 2^144344468 is an apocalyptic number.

It is an amenable number.

144344468 is a deficient number, since it is larger than the sum of its proper divisors (108258358).

144344468 is a wasteful number, since it uses less digits than its factorization.

144344468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36086121 (or 36086119 counting only the distinct ones).

The product of its digits is 147456, while the sum is 38.

The square root of 144344468 is about 12014.3442600918. The cubic root of 144344468 is about 524.5658911835.

The spelling of 144344468 in words is "one hundred forty-four million, three hundred forty-four thousand, four hundred sixty-eight".